Home / 73,165.24-100,968.14-39,631.16

Finding the Fourth Proportional to 73,165.24, 100,968.14 and 39,631.16

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Solution

The fourth proportional to 73,165.24, 100,968.14 and 39,631.16 is: 54,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,165.24 : 100,968.14 = 39,631.16 : x
  2. Step 2: Convert to fraction form
    73,165.24/100,968.14 = 39,631.16/x
  3. Step 3: Cross multiply
    73,165.24x = 100,968.14 × 39,631.16
  4. Step 4: Simplify right side
    73,165.24x = 4,001,484,511.24
  5. Step 5: Solve for x
    x = 4,001,484,511.24/73,165.24
  6. Step 6: Final answer
    x = 54,691.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.